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How can I style an Android Switch?
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Great time saver. 9-patches, state list drawables, etc all in one click!
– Steve
Nov 15 '13 at 23:23
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Is the 'override' keyword just a check for a overridden virtual method?
...es, only irregularities like missing const or writing char instead of int, etc.
– legends2k
Oct 20 '13 at 13:07
1
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What are best practices for REST nested resources?
...thin a method on ApiController. In Spring Secirity, SecurityContextHolder.getContext().getAuthentication().getPrincipal() will help you. In AWS NodeJS Lambda, that is cognito:username in headers object.
– Long Nguyen
Aug 16 '19 at 7:57
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Predicate in Java
...the given predicate", "check if all elements satisfy the given predicate", etc make for better code.
Unfortunately Java doesn't have first-class methods: you can't pass methods around to Iterables.filter and Iterables.all. You can, of course, pass around objects in Java. Thus, the Predicate type is...
Named regular expression group “(?Pregexp)”: what does “P” stand for?
...string as that matched by the group named
"foo". Equivalent to \1, \2, etc. except that the group is referred
to by name, not number.
I hope that this Python-specific extension won't conflict with any
future Perl extensions to the Perl regex syntax. If you have plans to
use (?P, plea...
Is there more to an interface than having the correct methods
...happens when more than one parallel superclass implement the same method?, etc.)
Along come interfaces...
If we make Animal and Vegetable classes, with each implementing Growable, we can declare that our Cow is Animal and our Corn is Vegetable. We can also declare that both Animal and Vegetable a...
Does Python optimize tail recursion?
... functions, working in an interactive session rather than editing my code, etc.).
Optimizing tail-recursion in Python is in fact quite easy. While it is said to be impossible
or very tricky, I think it can be achieved with elegant, short and general solutions; I even
think that most of these soluti...
How do I print the elements of a C++ vector in GDB?
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To find the special names (_M_impl etc) for your compiler under GDB 7.0+, use print /r myVector
– Eponymous
Nov 30 '15 at 17:53
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angularJS: How to call child scope function in parent scope
...he caller scope is (I mean in $scope.$parent or in $scope.$parent.$parent, etc)? Ah, yes: pass a callback in params! :)
– user2173353
Jul 28 '14 at 11:23
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What is the most accurate way to retrieve a user's correct IP address in PHP?
...e that doesn't honor the headers for http_x_forwarded_for, http_forwarded, etc) and all you get is their proxy server's IP address.
You can then see if there is a list of proxy server IP addresses that are anonymous, but there is no way to be sure that is 100% accurate as well and the most it'd do ...